#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
#include<string.h>
char* my_strncat
int main()
{
	char arr1[20] = "I am a beauty";
	char arr2[] = "No,you are not";
	my_strncat(arr1, arr2, 2);
	printf("%s", arr1);

	return 0;
}